Construct the cumulative frequency distribution that corresponds to the given frequency distribution. Number Weight (oz) of Stones 1.2-1.6 5 1.7-2.1 2.2-2.6 UI UIN 2.7-3.1 3.2-3.6 13 O Cumulative Weight (oz) Frequency Less than 2.2 7 Less than 3.2 17 Less than 3.7 30 O Cumulative Weight (oz) Frequency Less than 1.7 5 Less than 2.2 7 Less than 2.7 12 Less than 3.2 17 Less than 3.7 30